Structure of PDB 2h2n Chain A Binding Site BS01

Receptor Information
>2h2n Chain A (length=317) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NWYNDTYPLSPPQRTPAGIRYRIAVIADLDTESRAQEENTWFSYLKKGYL
TLSDSGDKVAVEWDKDHGVLESHLAEKGRGMELSDLIVFNGKLYSVDDRT
GVVYQIEGSKAVPWVILSDGDGTVEKGFKAEWLAVKDERLYVGGLGKEWT
TTTGDVVNENPEWVKVVGYKGSVDHENWVSNYNALRAAAGIQPPGYLIHE
SACWSDTLQRWFFLPRRASQERYSEKDDERKGANLLLSASPDFGDIAVSH
VGAVVPTHGFSSFKFIPNTDDQIIVALKSEEDSGRVASYIMAFTLDGRFL
LPETKIGSVKYEGIEFI
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain2h2n Chain A Residue 1000 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2h2n Calcium-dependent dimerization of human soluble calcium activated nucleotidase: characterization of the dimer interface.
Resolution2.3 Å
Binding residue
(original residue number in PDB)		S98 D99 E145 E214 S275 E326
Binding residue
(residue number reindexed from 1)		S84 D85 E131 E200 S261 E312
Annotation score1
Enzymatic activity
Enzyme Commision number 3.6.1.6: nucleoside diphosphate phosphatase.
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0017110 nucleoside diphosphate phosphatase activity

View graph for
Molecular Function
External links
PDB RCSB:2h2n, PDBe:2h2n, PDBj:2h2n
PDBsum2h2n
PubMed16835225
UniProtQ8WVQ1|CANT1_HUMAN Soluble calcium-activated nucleotidase 1 (Gene Name=CANT1)

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